500055000056 has 128 divisors (see below), whose sum is σ = 1001635891200. Its totient is φ = 233621176320.

The previous prime is 500055000023. The next prime is 500055000061. The reversal of 500055000056 is 650000550005.

It is a junction number, because it is equal to n+sod(n) for n = 500054999989 and 500055000034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1154861216 + ... + 1154861648.

It is an arithmetic number, because the mean of its divisors is an integer number (7825280400).

Almost surely, 2^500055000056 is an apocalyptic number.

It is an amenable number.

500055000056 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

500055000056 is a wasteful number, since it uses less digits than its factorization.

500055000056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209 (or 1205 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 26.

The spelling of 500055000056 in words is "five hundred billion, fifty-five million, fifty-six", and thus it is an aban number.